/*
GanttProject is an opensource project management tool.
Copyright (C) 2005-2011 GanttProject Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 3
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
package net.sourceforge.ganttproject.action.view;

import java.awt.Component;
import java.awt.event.ActionEvent;

import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.border.EmptyBorder;

import net.sourceforge.ganttproject.ChartComponentBase;
import net.sourceforge.ganttproject.action.CancelAction;
import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.action.OkAction;
import net.sourceforge.ganttproject.gui.UIFacade;
import net.sourceforge.ganttproject.gui.options.OptionsPageBuilder;
import net.sourceforge.ganttproject.gui.options.model.GPOptionGroup;

/**
 * Action to show the options dialog for {@code myChart}.
 */
public class ViewChartOptionsDialogAction extends GPAction {
    private final UIFacade myUIFacade;
    private final ChartComponentBase myChart;

    public ViewChartOptionsDialogAction(ChartComponentBase chart, UIFacade uifacade) {
        super("chart.options");
        myUIFacade = uifacade;
        myChart = chart;
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        for (GPOptionGroup group : myChart.getOptionGroups()) {
            group.lock();
        }
        final OkAction okAction = new OkAction() {
            @Override
            public void actionPerformed(ActionEvent e) {
                commit();
            }
        };
        final CancelAction cancelAction = new CancelAction() {
            @Override
            public void actionPerformed(ActionEvent e) {
                rollback();
            }
        };
        myUIFacade.createDialog(createDialogComponent(), new Action[] { okAction, cancelAction }, "").show();
    }

    private void commit() {
        for (GPOptionGroup group : myChart.getOptionGroups()) {
            group.commit();
        }
    }

    private void rollback() {
        for (GPOptionGroup group : myChart.getOptionGroups()) {
            group.rollback();
        }
    }

    private Component createDialogComponent() {
        OptionsPageBuilder builder = new OptionsPageBuilder();
        JComponent comp = builder.buildPage(myChart.getOptionGroups(), "ganttChart");
        comp.setBorder(new EmptyBorder(5, 5, 5, 5));
        return comp;
    }

    @Override
    protected String getIconFilePrefix() {
        return "chartOptions_";
    }
}
